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प्रश्न
Draw a well labelled diagram of the monocot seed you have studied.
उत्तर
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संबंधित प्रश्न
Why is DNA copying an essential part of the process of reproduction?
Amoeba reproduces by budding.
A spore-producing organism is ______.
What is the name of the reproductive process :
which involves only one parent?
In the list of organisms given below, those which reproduce by the asexual method are :
(i) banana
(ii) yak
(iii) yeast
(iv) Amoeba
(a) (ii) and (iv)
(b) (i), (iii) and (iv)
(c) (i) and (iv)
(d) (ii), (iii) and (iv)
The offsprings formed by asexual reproduction method have greater similarity among themselves because :
(i) asexual reproduction involves only one parent
(ii) asexual reproduction involves two parents
(iii) asexual reproduction involves gametes
(iv) asexual reproduction does not involve gametes
(a) (i) and (ii)
(b) (i) and (iii)
(c) (ii) and (iv)
(d) (i) and (iv)The offsprings formed by asexual reproduction method have greater similarity among themselves because :
(i) asexual reproduction involves only one parent
(ii) asexual reproduction involves two parents
(iii) asexual reproduction involves gametes
(iv) asexual reproduction does not involve gametes
(a) (i) and (ii)
(b) (i) and (iii)
(c) (ii) and (iv)
(d) (i) and (iv)
Imagine all the seeds produced by a plant happen to fall under the same plant and sprout into new plants. Mention any two problems that will be faced by the new plants.
State whether the following statement is true (T) or false (F):
Dogs and cats reproduce from two parents.
Name the part of the cell where DNA is located?
Bryophyllum can reproduce by its ______.
Give reason for the following:
Vegetative propagation is practised for growing only some type of plants.
What is the role of the seminal vesicles and the prostate gland?
Multiple choice question.
In ovule, meiosis occurs in ______
Multiple choice question.
Presence of beard in boys is a _______.
In vitro pollen germination and pollen tube elongation can be induced by ______.
The average period of pregnancy in human lasts for ______ days of pregnancy.
What are the causes for the extinction of animals?
Which of the following is diploid at the time of fertilization in a gametophyte of a normal angiosperm?
Identify the chromosome number of the endosperm in the following case. In an angiosperm a female plant having 2n = 24 is crossed with a male plant having 2n = 12.
The term metamorphosis is not used while describing human development. Why?
